C# 定时关机小工具源码下载

using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Text;using System.Windows.Forms;using System.Diagnostics;using System.Runtime.InteropServices;namespace 定时关机小程序{ public partial class Form1 : Form { /// <summary> /// 全局变量 /// </summary> DateTime datetimeNow; bool status = true; [DllImport("user32.dll", EntryPoint = "ExitWindowsEx", CharSet = CharSet.Ansi)] private static extern int ExitWindowsEx(int uFlags, int dwReserved); public void zhuxiao() //注销 { ExitWindowsEx(0, 0); } public void guanji()//关机 { try { Process.Start("Shutdown.exe", " -s -t 0"); } catch (Exception ex) { MessageBox.Show(ex.Message); } } public void chongqi()//重启 { try { Process.Start("shutdown.exe", " -r -t 0"); } catch (Exception ex) { MessageBox.Show(ex.Message); } } public Form1() { InitializeComponent(); } private void rbtnSpcTime_CheckedChanged(object sender, EventArgs e) { txtMonth.Enabled = !txtMonth.Enabled; txtDay.Enabled = !txtDay.Enabled; txtHour.Enabled = !txtHour.Enabled; txtMinute.Enabled = !txtMinute.Enabled; } private void rbtnLongTime_CheckedChanged(object sender, EventArgs e) { txtLhour.Enabled = !txtLhour.Enabled; txtLminute.Enabled = !txtLminute.Enabled; } /// <summary> /// 确认按钮的功能实现 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void btnConfirm_Click(object sender, EventArgs e) { if (string.IsNullOrEmpty(txtLhour.Text) && string.IsNullOrEmpty(txtLminute.Text)) { MessageBox.Show("时间不能为空！"); return; } btnConfirm.Enabled = false; btnCancel.Enabled = true; ConfirmCancel(); this.WindowState = FormWindowState.Minimized; } /// <summary> /// 取消按钮功能实现 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void btnCancel_Click(object sender, EventArgs e) { btnCancel.Enabled = false; btnConfirm.Enabled = true; ConfirmCancel(); } /// <summary> /// 确认取消计划方法 /// </summary> /// <param name="s"></param> private void ConfirmCancel() { timer1.Enabled = !timer1.Enabled; if (rbtnLongTime.Checked == true) { txtLhour.Enabled = !txtLhour.Enabled; txtLminute.Enabled = !txtLminute.Enabled; rbtnSpcTime.Enabled = !rbtnSpcTime.Enabled; } if (rbtnSpcTime.Checked == true) { txtMinute.Enabled = !txtMinute.Enabled; txtMonth.Enabled = !txtMonth.Enabled; txtHour.Enabled = !txtHour.Enabled; txtDay.Enabled = !txtDay.Enabled; rbtnLongTime.Enabled = !rbtnLongTime.Enabled; } rbtnLogout.Enabled = !rbtnLogout.Enabled; rbtnReboot.Enabled = !rbtnReboot.Enabled; rbtnShutdown.Enabled = !rbtnShutdown.Enabled; txtLhour.Text = ""; txtLminute.Text = ""; } private void timer1_Tick(object sender, EventArgs e) { datetimeNow = DateTime.Now; DateTime dt = new DateTime(Convert.ToInt32(lblYear.Text), Convert.ToInt32(txtMonth.Text), Convert.ToInt32(txtDay.Text), Convert.ToInt32(txtHour.Text), Convert.ToInt32(txtMinute.Text), 31); TimeSpan lastime = dt - datetimeNow; if (Convert.ToInt32(lastime.TotalSeconds) == 30) { string result = ""; if (rbtnLogout.Checked) result = rbtnLogout.Text; if (rbtnReboot.Checked) result = rbtnReboot.Text; if (rbtnShutdown.Checked) result = rbtnShutdown.Text; if (MessageBox.Show(this, "系统将在30秒后" result ",是否继续执行计划？", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Warning, MessageBoxDefaultButton.Button1) == System.Windows.Forms.DialogResult.No) btnCancel_Click(null, null); } if (dt.ToString() == datetimeNow.ToString()) { if (rbtnLogout.Checked) { zhuxiao(); Application.Exit(); } if (rbtnReboot.Checked) { chongqi(); Application.Exit(); } if (rbtnShutdown.Checked) { guanji(); Application.Exit(); } } } /// <summary> /// 保证按键事件为数字 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void txtLhour_KeyPress(object sender, KeyPressEventArgs e) { if (!char.IsDigit(e.KeyChar) && e.KeyChar != '\b') { e.Handled = true; return; } } /// <summary> /// /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void txtLhour_TextChanged(object sender, EventArgs e) { if (txtLhour.Focused == true || txtLminute.Focused == true) { this.planTime(txtLhour.Text, txtLminute.Text); } } /// <summary> /// 窗体加载时设置年份 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void Form1_Load(object sender, EventArgs e) { string str = DateTime.Now.ToString(); lblYear.Text = str.Substring(0, str.ToString().IndexOf('/')); txtMonth.Text = str.Substring(str.IndexOf('/') 1, str.LastIndexOf('/') - str.IndexOf('/') - 1); txtHour.Text = str.Substring(str.LastIndexOf(' ') 1, str.IndexOf(':') - str.LastIndexOf(' ') - 1); txtMinute.Text = str.Substring(str.IndexOf(':') 1, str.LastIndexOf(':') - str.IndexOf(':') - 1); txtDay.Text = str.Substring(str.LastIndexOf('/') 1, str.IndexOf(' ') - str.LastIndexOf('/') - 1); rbtnShutdown.Checked = true; this.status = false; this.notifyIcon1.Visible = false; } /// <summary> /// 按多长时间需要调用的方法 /// </summary> /// <param name="hour"></param> /// <param name="minute"></param> public void planTime(string hour, string minute) { datetimeNow = DateTime.Now; if (!string.IsNullOrEmpty(hour) || !string.IsNullOrEmpty(minute)) { if (hour == "") hour = "0"; if (minute == "") minute = "0"; DateTime planTime = datetimeNow.AddHours(Convert.ToDouble(hour) Convert.ToDouble(minute) / 60); string str = planTime.ToString(); lblYear.Text = str.Substring(0, str.IndexOf('/')); txtMonth.Text = str.Substring(str.IndexOf('/') 1, str.LastIndexOf('/') - str.IndexOf('/') - 1); txtDay.Text = str.Substring(str.LastIndexOf('/') 1, str.IndexOf(' ') - str.LastIndexOf('/') - 1); txtHour.Text = str.Substring(str.LastIndexOf(' ') 1, str.IndexOf(':') - str.LastIndexOf(' ') - 1); txtMinute.Text = str.Substring(str.IndexOf(':') 1, str.LastIndexOf(':') - str.IndexOf(':') - 1); } else { txtMonth.Text = ""; txtDay.Text = ""; txtHour.Text = ""; txtMinute.Text = ""; } } public void planSpcTime(string year, string month, string day, string hour, string minute, KeyPressEventArgs e) { datetimeNow = DateTime.Now; if (e.KeyChar != '\b') { if (txtMonth.Focused == true) { month = txtMonth.Text e.KeyChar; } if (txtDay.Focused == true) { day = txtDay.Text e.KeyChar; } if (txtHour.Focused == true) { hour = hour e.KeyChar; } if (txtMinute.Focused == true) { minute = minute e.KeyChar; } } else { if (txtMonth.Focused == true && month != "") month = month.Substring(0, month.Length - 1); if (txtDay.Focused == true && day != "") day = day.Substring(0, day.Length - 1); if (txtHour.Focused == true && hour != "") hour = hour.Substring(0, hour.Length - 1); if (txtMinute.Focused == true && minute != "") minute = minute.Substring(0, minute.Length - 1); } if (status == false) { if (month == "" && txtMonth.Focused == false) { e.Handled = true; MessageBox.Show("请输入月份！"); return; } else { if (day == "" && txtDay.Focused == false && txtMonth.Focused == false) { e.Handled = true; MessageBox.Show("请输入日！"); return; } else { if (string.IsNullOrEmpty(month) || string.IsNullOrEmpty(day)) { return; } if (Convert.ToInt32(month) < 1 || Convert.ToInt32(month) > 12) { e.Handled = true; MessageBox.Show("月份必须在1~12之间！"); return; } if (Convert.ToInt32(day) < 1 || Convert.ToInt32(day) > 31) { e.Handled = true; MessageBox.Show("天数必须在1~31之间!"); return; } if (!string.IsNullOrEmpty(hour)) { if (Convert.ToInt32(hour) > 23) { e.Handled = true; MessageBox.Show("小时必须在0~23之间!"); return; } } if (!string.IsNullOrEmpty(minute)) { if (Convert.ToInt32(minute) > 59) { e.Handled = true; MessageBox.Show("分钟必须在0~60之间!"); return; } } } } if (!string.IsNullOrEmpty(year) || !string.IsNullOrEmpty(month) || !string.IsNullOrEmpty(day) || !string.IsNullOrEmpty(hour) || !string.IsNullOrEmpty(minute)) { if (hour == "") hour = "0"; if (minute == "") minute = "0"; DateTime datetime = new DateTime(); try { datetime = new DateTime(Convert.ToInt32(year), Convert.ToInt32(month), Convert.ToInt32(day), Convert.ToInt32(hour), Convert.ToInt32(minute), 0); } catch (Exception) { string strDate = string.Format("{0}年{1}月最多有{2}天！", year, month, GetDays(Convert.ToInt32(month), Convert.ToInt32(year))); MessageBox.Show(strDate); e.Handled = true; return; } TimeSpan ts = datetime - datetimeNow; if (ts.Days != 0) { txtLhour.Text = (ts.Hours * ts.Days / Math.Abs(ts.Days) ts.Days * 24).ToString(); } else { txtLhour.Text = ts.Hours.ToString(); } txtLminute.Text = ts.Minutes.ToString(); } else { txtLhour.Text = ""; txtMinute.Text = ""; } } } private static int GetDays(int month, int year)//返回一年的某月有多少天 { switch (month) { case 1: case 3: case 5: case 7: case 8: case 10: case 12: return 31; break; case 2: if ((year % 4 == 0) && (year % 100 != 0) || (year % 400 == 0))//四年一闰，百年不闰，四百年再闰。 { return 28; } else { return 29; } break; default: return 30; break; } } /// <summary> /// 更改“按具体时间点”文本框的内容触发的事件 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void txtMonth_TextChanged(object sender, EventArgs e) { if (txtMonth.Focused == true || txtDay.Focused == true || txtHour.Focused == true || txtMinute.Focused == true) { // planSpcTime(lblYear.Text, txtMonth.Text, txtDay.Text, txtHour.Text, txtMinute.Text); } } private void txtDay_KeyPress(object sender, KeyPressEventArgs e) { if (!char.IsDigit(e.KeyChar) && e.KeyChar != '\b') { e.Handled = true; } if (txtMonth.Focused == true || txtDay.Focused == true || txtHour.Focused == true || txtMinute.Focused == true) { planSpcTime(lblYear.Text, txtMonth.Text, txtDay.Text, txtHour.Text, txtMinute.Text, e); } } /// <summary> /// 设置文本框不能用鼠标选中 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void txtLhour_MouseUp(object sender, MouseEventArgs e) { //(sender as TextBox).SelectionLength //选中文本的长度为0 TextBox tb = sender as TextBox; if (tb == null) return; if (tb.SelectionLength > 0) { tb.SelectionStart = tb.TextLength; tb.SelectionLength = 0; } } private void Form1_SizeChanged(object sender, EventArgs e) { if (this.WindowState == FormWindowState.Minimized) { this.Hide(); this.notifyIcon1.Visible = true; } } private void notifyIcon1_MouseClick(object sender, MouseEventArgs e) { this.Visible = true; this.WindowState = FormWindowState.Normal; this.notifyIcon1.Visible = false; } private void 打开ToolStripMenuItem_Click(object sender, EventArgs e) { this.Visible = true; this.WindowState = FormWindowState.Normal; this.notifyIcon1.Visible = false; } private void 退出ToolStripMenuItem_Click(object sender, EventArgs e) { Application.Exit(); } private void notifyIcon1_MouseDoubleClick(object sender, MouseEventArgs e) { this.Visible = true; this.WindowState = FormWindowState.Normal; this.notifyIcon1.Visible = false; } }}